Practice Important Parameters For Pumpability (3.2)

Practise this section

10 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is the purpose of the lubrication process before pumping?
Show hintHide hint
Think about what lubrication does for machinery.
Question 2.
What should be done immediately after pumping concrete?
Show hintHide hint
Consider what happens if concrete hardens in the pump.
3Question 3.
Why is lubrication essential before pumping concrete?
- To cool the pump
- To facilitate smooth flow
- To minimize cost
Show hintHide hint
Consider what lubrication does for machinery.
4Question 4.
Is it important to clean the pump immediately after pumping? (True/False)
- True
- False
Show hintHide hint
Think about consequences of hardening in the pump.
Question 5.
A construction team forgot to lubricate the pump before pumping concrete. Discuss the potential consequences this could lead to.
Show hintHide hint
Consider what lubrication prevents in mechanical operations.
Question 6.
Analyze the effects of using an aggregate size of 30mm in a pumping operation meant for 20mm aggregates. What could happen?
Show hintHide hint
What happens when larger particles pass through a smaller opening?

6 more questions in this section. Enroll free to practise them all.